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PCE
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IPC Subgroup
G05D 23/26

the sensing element having a permeability varying with temperature

Introduced: September 1968

Last revised: January 2006

Full Title

Control of temperature > characterised by the use of electric means > with sensing elements having variation of electric or magnetic properties with change of temperature > the sensing element having a permeability varying with temperature

Classification Context

Section:
PHYSICS
Class:
CONTROLLING; REGULATING
Subclass:
SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES